Pool Shock calcium hypochlorite 65% granules, 12x1lb bags
Calcium hypochlorite pool shock in 12 one-pound bags for in-ground, above-ground pools, spas and hot tubs. Fast-acting formula helps raise chlorine and restore water clarity. Some customers report difficulty opening bags and variable chlorine content
Highlights
- 65% calcium hypochlorite granules
- 12-pack for measurement convenience
- professional-grade formula
Pros
- Fast acting formula
- Professional-grade calcium hypochlorite
- Bagged for easy measurement
- Suitable for multiple pool types (in-ground, above-ground, spas)
Cons
- Bag durability concerns
- Mixed opinions on chlorine content
- Dissolves slowly according to some reviews
Best For
Features
- 12-pack of 1 lb bags; calcium hypochlorite pool shock for in-ground, above-ground pools, spas, and hot tubs
- 65% calcium hypochlorite granules for fast-acting shock and routine maintenance
- professional-grade formula helps tackle algae, restore water clarity, and raise chlorine levels
- directions: 1 lb per 10,000 gallons; dilute with circulating water and brush to dissolve; avoid swimming until 1-4 ppm
- non-stabilized formula (no CYAs) suitable for all pool types including liners, gunite, and salt systems
